CN114361907A - A connector automatic pin insertion machine - Google Patents

Abstract

The present application relates to an automatic pin insertion machine for connectors, which includes a frame, on both sides of the frame are respectively provided with a pin material tape reel feeding device and pins for driving the pin material tape for continuous transmission. Needle feeding device; a transplanting mechanism and a cam pin-in mechanism are arranged between the two needle-inserting tape reel feeding devices, a product carrier for installing plastic parts is installed on the transplanting mechanism, and the transplanting mechanism drives the product carrier The bench moves horizontally and vertically; the cam pin mechanism includes a clamping device for clamping the pins on the pin strip, a cutter device for cutting the pin strip, and a device for driving the clamping device toward the product. A pin device and a cam drive device that reciprocate in the direction of the carrier, and the cam drive device respectively drives the clamping device, the cutter device and the pin device to reciprocate. The application has the advantages of high degree of automation, no need for manual operation, effective saving of energy and labor costs, and the effects of high speed, high precision, and small occupied space.

Description

A connector automatic pin insertion machine

technical field

The present application relates to the technical field of connector production, in particular to an automatic pin insertion machine for connectors.

Background technique

With the mass popularization and rapid development of electronic products, the demand for electronic connection components between electronic products is also increasing. The base of the electronic connection component is generally made of plastic injection molding, and the main body of the base is provided with round holes for inserting pins. The most traditional way to insert the pins is to manually insert the pins into the round holes one by one.

Although, there are also automated equipment to realize the automatic assembly of connectors. The process first cuts the terminals through the cutting machine, and then transports the cut tape to a specific fixture, and the plastic parts transported from the runner are also sent to the specific jig. On the jig, the pressing mechanism is driven by the lifting cylinder to press down and insert the terminals on the material strip into the plastic parts. The current automatic connector assembly equipment is difficult to achieve fully automatic pin insertion. The pin insertion equipment has a complex structure, many procedures, and a high failure rate. Pin precision is low.

SUMMARY OF THE INVENTION

The present application provides an automatic pin insertion machine for a connector, which has the advantages of high degree of automation, no need for manual operation, effective energy and labor cost savings, high speed, high precision, and small occupied space.

A connector automatic pin insertion machine provided by this application adopts the following technical solutions:

An automatic pin insertion machine for connectors, comprising a frame, on both sides of the frame are respectively provided with a pin material tape reel feeding device and a pin pin feeder for driving the pin material tape for continuous transmission device; a transplanting mechanism and a cam pin-in mechanism are arranged between the two pin-insertion tape reel feeding devices, a product carrier for installing plastic parts is installed on the transplanting mechanism, and the transplanting mechanism is The mechanism drives the product carrier to move in horizontal and vertical directions; the cam pin-in mechanism includes a clamping device for clamping the pins on the pin-in strip, a cutter device for cutting the pin-in strip, The pin device and the cam driving device are used for driving the clamping device to reciprocate in the direction of the product carrier, and the cam driving device respectively drives the clamping device, the cutter device and the pin device to reciprocate.

Preferably, the transplanting mechanism includes a servo motor mounted on the frame, a ball screw assembly connected to the output shaft of the servo motor, a vertical slide plate connected to the ball screw assembly, and a horizontal slide mounted on the frame A seat and an installation splint that can be oriented and vertically slid on the horizontal sliding base, the product carrier is mounted on the installation splint; the ball screw assembly drives the vertical slide plate to reciprocate along the vertical direction, and the The horizontal sliding seat drives the installation splint to slide back and forth along the direction of the horizontal plane, and the installation splint slides on the vertical slide plate in the horizontal plane.

Preferably, the product carrier includes a carrier base and a carrier cover, a plurality of through grooves for installing plastic parts are opened on the carrier base, and a number of holes are opened on the carrier cover The opening corresponding to the through groove, the carrier cover is covered on the carrier base to limit the assembly of the plastic part in the through groove.

Preferably, the carrier base and the carrier cover are assembled by magnets.

Preferably, the clamping device includes an upper clamp, a lower clamp, a fixed frame, an upper sliding seat relatively slidably connected to the upper clamp, a lower sliding seat relatively slidingly connected to the lower clamp, and a first end connected to the cam drive device A cam transmission group; the first cam transmission group is respectively connected with the upper sliding seat and the lower sliding seat, and drives the upper sliding seat and the lower sliding seat to slide in the fixed frame in a directional manner, so as to realize the connection between the upper clip and the lower clip. The needle insertion device is connected with the upper clip and the lower clip to drive the upper clip and the lower clip to reciprocate and slide toward the transplanting mechanism; the movement direction between the upper sliding seat and the upper clip is relatively vertical.

Preferably, the pin insertion device includes a second cam transmission group connected to the cam drive device at one end, a lever is hinged on the other end of the second cam transmission group, and the lever is connected with a directional slider, The upper clip and the lower clip are both limited and slide on the orientation slider, and the sliding direction of the upper clip and the lower clip on the orientation slider is relatively perpendicular to the sliding direction of the orientation slider.

Preferably, the cutter device includes an upper cutter, a lower cutter, and a third cam transmission group whose one end is connected to the cam drive device, and the third cam transmission group is respectively connected with the upper cutter and the lower cutter to realize The upper and lower cutters reciprocate towards each other.

Preferably, each of the pin needle feeding devices includes a material belt conveying chute and a drive motor arranged on the frame, and a gear mounted on the output shaft of the drive motor, the drive motor drives the gear to rotate intermittently, and the gear Engage the drive with the spacer holes on the pin strip.

To sum up, the present application includes at least one of the following beneficial technical effects:

1. The reciprocating movement between the horizontal and vertical surfaces of the product carrier relative to the cam pin mechanism is realized through the transplanting mechanism, and the pin tape reel feeding device and pin pin feeding device realize the continuous feeding of pin tape In the cam pin mechanism, the clamping device, the cutter device and the pin device are respectively driven by the cam drive device to reciprocate, so that the automatic pin insertion machine of the connector performs the clamping device in turn to clamp the pin strip terminal, and then The terminal and the pin strip are cut by the cutter device, and then the cut pins are inserted into the plastic parts on the product carrier through the pin device, so as to realize the transformation of multiple groups of terminals from the pin strip into the pin strip. A single terminal is inserted into different positions of the plastic parts and on multiple plastic parts, and the process from the pin material to the terminal is automatically inserted into the plastic parts. It has a high degree of automation, no manual operation, and effectively saves energy and manpower. cost, and the effect of fast speed, high precision, and small footprint;

2. By designing the product carrier as a carrier base and a carrier cover covered on the carrier base, the carrier base and the carrier cover are assembled by magnets, and the plastic parts are limited and assembled on the In the through groove, the transplanting mechanism can perform the pin insertion process on different positions and multiple plastic parts on the product carrier, so as to improve the product assembly efficiency;

3. The vertical slide plate is driven to reciprocate along the vertical direction by the ball screw assembly, and the horizontal sliding seat drives the mounting splint to slide back and forth along the horizontal direction, and the mounting splint passes through and slides on the vertical slide plate in the horizontal plane. The mounting splint can slide in a vertical direction. On the horizontal sliding seat, the transplanting mechanism can achieve the effect of reciprocating movement in the horizontal plane and the vertical plane relative to the cam pin mechanism;

4. There are five groups of conjugate cam drive mechanisms between the cam drive device and the first cam drive group, the second cam drive group, and the third cam drive group. Differential rotation is formed by the eccentric position of the cam and the radius of the cam to realize multiple groups of terminals. From the pin strip to a single terminal, it is respectively inserted into different positions of the plastic parts and multiple plastic parts, and the process of automatically inserting the terminal from the pin strip to the plastic parts is completed.

Description of drawings

Fig. 1 is the overall structure schematic diagram of connector automatic pin insertion machine;

Figure 2 is a front view of the connector automatic pin insertion machine after removing the outer frame;

Fig. 3 is the structure and schematic diagram of cam pin insertion mechanism;

Fig. 4 is the structural representation of transplanting mechanism;

Figure 5 is an exploded view of the product carrier;

Fig. 6 is the structural schematic diagram showing the cam drive device in the cam pin mechanism;

FIG. 7 is a schematic structural diagram of a cam drive device, a clamping device, a cutter device, and a pin insertion device.

Description of reference numerals: 1. Rack; 2. Feeding device for pin and tape reel; 3. Pin-feeding device; 31. Material belt conveyor slideway; 32. Drive motor; 33. Gear; planting mechanism; 41, servo motor; 42, ball screw assembly; 43, vertical slide plate; 44, horizontal sliding seat; 45, installation splint; 5, cam pin mechanism; 51, clamping device; 511, upper clip; 512 513, fixed frame; 514, upper sliding seat; 515, lower sliding seat; 516, first cam transmission group; 52, cutter device; 521, upper cutter; 522, lower cutter; 523, third cam Transmission group; 53, pin device; 531, second cam transmission group; 532, lever; 533, directional slider; 54, cam drive device; 6, product carrier; 61, carrier base; 611, through groove ; 62, carrier cover; 621, opening; 63, magnet.

Detailed ways

The present application will be further described in detail below with reference to the accompanying drawings.

The embodiment of the present application discloses an automatic pin insertion machine for a connector.

Referring to Figures 1 and 2, the connector automatic pin insertion machine includes a frame 1, on both sides of the frame 1 are respectively provided with pin material tape reel feeding devices 2 and used to drive the pin material belt for continuous transmission. The pin-pin feeding device 3 is provided; a transplanting mechanism 4 and a cam pin-in mechanism 5 are arranged between the two pin-in tape reel feeding devices 2 .

Referring to Figures 1 and 2, the pins in the reel feeding device 2 for the pin strips on both sides can be provided with long and short pins or pins of the same type; the transplanting mechanism 4 is provided with products for installing plastic parts The carrier 6 and the transplanting mechanism 4 drive the product carrier 6 to move horizontally and vertically, so that the transplanting mechanism 4 can perform the needle insertion process on different positions on the product carrier 6 .

Referring to FIGS. 2 and 3 , the pin needle feeding device 3 includes a material belt conveying slideway 31 provided on the frame 1, a driving motor 32 and a gear 33 mounted on the output shaft of the driving motor 32; the driving motor 32 drives the gear 33 rotates intermittently, and the gear 33 meshes with the spaced holes on the pin material belt for transmission, so as to realize the purpose of intermittent automatic conveying of the pin material belt.

2 and 4, the transplanting mechanism 4 includes a servo motor 41 mounted on the frame 1, a ball screw assembly 42 connected to the output shaft of the servo motor 41, and a vertical sliding plate 43 connected to the ball screw assembly 42. , the horizontal sliding seat 44 installed on the rack 1 and the installation splint 45 that can be oriented and vertically slid on the horizontal sliding seat 44, and the product carrier 6 is installed on the installation splint 45; the ball screw assembly 42 drives the vertical slide plate 43 along the vertical The horizontal sliding seat 44 drives the mounting splint 45 to reciprocate and slide along the horizontal direction, and the mounting splint 45 passes through and slides on the vertical sliding plate 43 in the horizontal plane. The mounting splint 45 can slide on the horizontal sliding seat 44 in a vertical orientation. Through the interaction between the ball screw assembly 42 and the horizontal sliding seat 44 , the mounting plate 45 can achieve the effect of reciprocating movement in the horizontal plane and the vertical plane relative to the cam pin mechanism 5 .

4 and 5 , the product carrier 6 includes a carrier base 61 and a carrier cover 62 covered on the carrier base 61 ; the carrier base 61 is provided with a plurality of through grooves for installing plastic parts 611, the carrier cover 62 is provided with openings 621 corresponding to the number of through slots 611, the carrier base 61 and the carrier cover 62 are assembled by magnets 63, and the plastic parts are limited and assembled in the through holes. in the groove 611.

3 , 6 and 7 , the cam pin mechanism 5 includes a clamping device 51 for clamping the pins on the pin strip, a cutter device 52 for cutting the pin strip, and a driving device 52 for driving the pin strip. The pin device 53 and the cam drive device 54 for the clamping device 51 to reciprocate in the direction of the product carrier 6. The cam drive device 54 respectively drives the clamp device 51, the cutter device 52 and the pin device 53 to reciprocate to realize the connector. The automatic pin insertion machine sequentially performs the clamping device 51 to clamp the pin strip terminals, and then cuts the terminals and the pin strip through the cutter device 52, and then inserts the cut pins through the pin insertion device 53. Connected to the plastic part on the product carrier 6 .

3 , 6 and 7 , the clamping device 51 includes an upper clip 511 , a lower clip 512 , a fixed frame 513 , an upper sliding seat 514 relatively slidably connected to the upper clip 511 , and a lower sliding seat relatively slidably connected to the lower clip 512 515 and a first cam transmission group 516 connected to the cam drive device 54 at one end; the first cam transmission group 516 is respectively connected with the upper sliding seat 514 and the lower sliding seat 515, and drives the upper sliding seat 514 and the lower sliding seat 515 to slide in a fixed direction. In the frame 513, the reciprocating movement between the upper clip 511 and the lower clip 512 is realized; the pin insertion device 53 is connected with the upper clip 511 and the lower clip 512 to drive the upper clip 511 and the lower clip 512 to slide back and forth in the direction of the transplanting mechanism 4 ; The direction of movement between the upper slide 514 and the upper clip 511 is relatively vertical.

3 , 6 and 7 , the upper cutter 521 , the lower cutter 522 of the cutter device 52 and the third cam transmission group 523 whose one end is connected to the cam drive device 54 , the third cam transmission group 523 is respectively connected with the upper cutter 521 , The lower cutter 522 is connected to realize the reciprocating movement between the upper cutter 521 and the lower cutter 522.

3, 6 and 7, the pin device 53 includes a second cam drive group 531 connected to the cam drive device 54 at one end, and a toggle lever 532 is hinged on the other end of the second cam drive group 531; the toggle lever 532 is connected There is an orientation slider 533 , the upper clip 511 and the lower clip 512 are both vertically slid on the orientation slider 533 at the upper limit, and the sliding direction of the upper clip 511 and the lower clip 512 on the orientation slider 533 is the same as the sliding direction of the orientation slider 533 Orientation is set relative to vertical.

3 , 6 and 7 , there are five groups of conjugate cam drive mechanisms between the cam drive device 54 and the first cam drive group 516 , the second cam drive group 531 , and the third cam drive group 523 . and cam radius to form differential rotation.

The implementation principle is as follows: First, install two reels of pin material tape on the pin material tape reel feeding device 2 on both sides respectively, and at the same time, the pin pin feeding device 3 drives the pin material transmission and realizes the pin material transfer. With the purpose of intermittent automatic conveying; multiple plastic parts are sequentially installed in the product carrier 6 formed by the carrier base 61 and the carrier cover 62, and then the product carrier 6 is installed on the mounting splint in the transplanting mechanism 4. 45;

Secondly, in the transplanting mechanism 4, through the interaction between the ball screw assembly 42 and the horizontal sliding seat 44, the mounting splint 45 can achieve horizontal and vertical reciprocation relative to the cam pin mechanism 5; and the cam pin mechanism 5 is driven by a cam. The device 54 interacts with the first cam transmission group 516, so that the upper sliding seat 514 and the lower sliding seat 515 in the clamping device 51 slide in the fixed frame 513, thereby driving the upper clip 511 and the lower clip 512 to move toward each other and insert the pins. The two terminals in the material strip are clamped; then, the cam drive device 54 interacts with the third cam transmission group 523 to make the upper cutter 521 and the lower cutter 522 in the cutter device 52 move toward each other, and the pin strip and the clamp Finally, the cam drive device 54 interacts with the second cam transmission group 531, so that the lever 532 in the pin insertion device 53 acts on the orientation slider 533 to move toward the transplanting mechanism 4, The upper clip 511 and the lower clip 512 are both slid on the directional slider 533 at the upper limit of the vertical plane, so that the terminals are inserted into the plastic parts on the product carrier 6, and the sequential pin insertion and assembly process is completed;

Through the interaction between the ball screw assembly 42 and the horizontal sliding seat 44 in the transplanting mechanism 4, the cam drive device 54 forms five groups with the first cam transmission group 516, the second cam transmission group 531, and the third cam transmission group 523. Conjugate cam drive mechanism realizes that multiple groups of terminals are changed from pin strips to single terminals respectively inserted in different positions of plastic parts and multiple plastic parts, and the automatic insertion of terminals from pin strips to plastic parts is completed. The process has a high degree of automation, no manual operation, effectively saving energy and labor costs, and has the effects of high speed, high precision and small footprint.

The above are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. Therefore: all equivalent changes made according to the structure, shape and principle of the present application should be covered within the scope of the present application. Inside.

Claims (8)

1. The utility model provides an automatic pin machine of connector, includes frame (1), its characterized in that: a pin material belt reel feeding device (2) and a pin feeding device (3) for driving the pin material belt to continuously convey are respectively arranged on two sides of the rack (1); a transplanting mechanism (4) and a cam pin inserting mechanism (5) are arranged between the two pin inserting material belt reel feeding devices (2), a product carrier (6) for mounting plastic parts is mounted on the transplanting mechanism (4), and the transplanting mechanism (4) drives a seat of the product carrier (6) to move horizontally and vertically; the cam pin inserting mechanism (5) comprises a clamping device (51) for clamping pins on a pin inserting material belt, a cutter device (52) for cutting the pin inserting material belt, a pin inserting device (53) for driving the clamping device (51) to reciprocate towards the direction of the product carrier (6), and a cam driving device (54), wherein the cam driving device (54) respectively drives the clamping device (51), the cutter device (52) and the pin inserting device (53) to reciprocate.

2. The automatic pin machine of connector of claim 1, wherein: the transplanting mechanism (4) comprises a servo motor (41) arranged on the rack (1), a ball screw assembly (42) connected to an output shaft of the servo motor (41), a vertical sliding plate (43) connected to the ball screw assembly (42), a horizontal sliding seat (44) arranged on the rack (1) and a mounting clamping plate (45) capable of directionally and vertically sliding on the horizontal sliding seat (44), and the product carrier (6) is arranged on the mounting clamping plate (45); the ball screw assembly (42) drives the vertical sliding plate (43) to slide in a reciprocating manner along a vertical plane, the horizontal sliding seat (44) drives the mounting clamping plate (45) to slide in a reciprocating manner along a horizontal plane, and the mounting clamping plate (45) slides on the vertical sliding plate (43) in the horizontal plane.

3. The automatic pin machine of connector according to claim 1 or 2, characterized in that: the product carrier (6) comprises a carrier base (61) and a carrier cover plate (62), wherein a plurality of through grooves (611) used for mounting plastic pieces are formed in the carrier base (61), openings (621) with the number corresponding to that of the through grooves (611) are formed in the carrier cover plate (62), and the carrier cover plate (62) covers the carrier base (61) to limit and assemble the plastic pieces in the through grooves (611).

4. The automatic pin machine of connector of claim 3, wherein: the carrier base (61) and the carrier cover plate (62) are attracted and assembled through a magnet (63).

5. The automatic pin machine of connector of claim 1, wherein: the clamping device (51) comprises an upper clamp (511), a lower clamp (512), a fixed frame (513), an upper sliding seat (514) connected with the upper clamp (511) in a relatively sliding manner, a lower sliding seat (515) connected with the lower clamp (512) in a relatively sliding manner, and a first cam transmission set (516) with one end connected with the cam driving device (54); the first cam transmission set (516) is respectively connected with the upper sliding seat (514) and the lower sliding seat (515), and drives the upper sliding seat (514) and the lower sliding seat (515) to directionally slide in the fixed frame (513), so that the upper clamp (511) and the lower clamp (512) can oppositely reciprocate; the pin inserting device (53) is connected with the upper clamp (511) and the lower clamp (512) and used for driving the upper clamp (511) and the lower clamp (512) to slide towards the direction of the transplanting mechanism (4) in a reciprocating mode; the upper sliding seat (514) and the upper clamp (511) are vertically arranged relative to each other in the movement direction.

6. The automatic pin machine of connector of claim 5, wherein: the pin inserting device (53) comprises a second cam transmission group (531) with one end connected with the cam driving device (54), a shift lever (532) is hinged to the other end of the second cam transmission group (531), the shift lever (532) is connected with an orientation sliding block (533), the upper clamp (511) and the lower clamp (512) both slide on the orientation sliding block (533) in a limiting mode, and the sliding direction of the upper clamp (511) and the lower clamp (512) on the orientation sliding block (533) is perpendicular to the sliding direction of the orientation sliding block (533).

7. The automatic pin machine of connector of claim 1, wherein: the cutter device (52) comprises an upper cutter (521), a lower cutter (522) and a third cam transmission group (523), one end of the third cam transmission group is connected with the cam driving device (54), and the third cam transmission group (523) is respectively connected with the upper cutter (521) and the lower cutter (522) to realize the opposite reciprocating motion between the upper cutter (521) and the lower cutter (522).

8. The automatic pin machine of connector of claim 1, wherein: the needle feeding device (3) comprises a material belt conveying slide way (31) and a driving motor (32) which are arranged on the rack (1) and a gear (33) which is arranged on an output shaft of the driving motor (32), the driving motor (32) drives the gear (33) to rotate intermittently, and the gear (33) and a gap hole on the material belt of the needle are meshed for transmission.

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